HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Hillsdale Investment Management Inc.'s Holding History (CIK: 0001368465)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 44,000 Value ($000) $301 Avg Close $7.88 Range $6.45 - $9.85
Q3 2025
Shares 31,000 Value ($000) $308 Avg Close $9.39 Range $7.98 - $10.52
Q1 2023
Shares 7,500 Value ($000) $65 Avg Close $9.68 Range $7.57 - $11.63
Q4 2022
Shares 11,500 Value ($000) $116 Avg Close $9.77 Range $7.07 - $12.46
Q3 2022
Shares 13,500 Value ($000) $99 Avg Close $8.41 Range $6.62 - $11.16
Q2 2022
Shares 13,500 Value ($000) $101 Avg Close $8.25 Range $5.78 - $10.76
Q1 2022
Shares 19,200 Value ($000) $119 Avg Close $4.44 Range $3.11 - $6.54
Q4 2021
Shares 19,200 Value ($000) $85 Avg Close $3.88 Range $3.22 - $4.89